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rocksdb/utilities/compacted_db/compacted_db_impl.h

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3.5 KiB

// Copyright (c) 2014, Facebook, Inc. All rights reserved.
// This source code is licensed under the BSD-style license found in the
// LICENSE file in the root directory of this source tree. An additional grant
// of patent rights can be found in the PATENTS file in the same directory.
#pragma once
#ifndef ROCKSDB_LITE
#include "db/db_impl.h"
#include <vector>
#include <string>
namespace rocksdb {
class CompactedDBImpl : public DBImpl {
public:
CompactedDBImpl(const DBOptions& options, const std::string& dbname);
virtual ~CompactedDBImpl();
static Status Open(const Options& options, const std::string& dbname,
DB** dbptr);
// Implementations of the DB interface
using DB::Get;
virtual Status Get(const ReadOptions& options,
ColumnFamilyHandle* column_family, const Slice& key,
std::string* value) override;
using DB::MultiGet;
virtual std::vector<Status> MultiGet(
const ReadOptions& options,
const std::vector<ColumnFamilyHandle*>&,
const std::vector<Slice>& keys, std::vector<std::string>* values)
override;
using DBImpl::Put;
virtual Status Put(const WriteOptions& options,
ColumnFamilyHandle* column_family, const Slice& key,
const Slice& value) override {
return Status::NotSupported("Not supported in compacted db mode.");
}
using DBImpl::Merge;
virtual Status Merge(const WriteOptions& options,
ColumnFamilyHandle* column_family, const Slice& key,
const Slice& value) override {
return Status::NotSupported("Not supported in compacted db mode.");
}
using DBImpl::Delete;
virtual Status Delete(const WriteOptions& options,
ColumnFamilyHandle* column_family,
const Slice& key) override {
return Status::NotSupported("Not supported in compacted db mode.");
}
virtual Status Write(const WriteOptions& options,
WriteBatch* updates) override {
return Status::NotSupported("Not supported in compacted db mode.");
}
using DBImpl::CompactRange;
virtual Status CompactRange(ColumnFamilyHandle* column_family,
const Slice* begin, const Slice* end,
bool change_level = false, int target_level = -1,
uint32_t target_path_id = 0) override {
return Status::NotSupported("Not supported in compacted db mode.");
}
virtual Status DisableFileDeletions() override {
return Status::NotSupported("Not supported in compacted db mode.");
}
virtual Status EnableFileDeletions(bool force) override {
return Status::NotSupported("Not supported in compacted db mode.");
}
virtual Status GetLiveFiles(std::vector<std::string>&,
uint64_t* manifest_file_size,
bool flush_memtable = true) override {
return Status::NotSupported("Not supported in compacted db mode.");
}
using DBImpl::Flush;
virtual Status Flush(const FlushOptions& options,
ColumnFamilyHandle* column_family) override {
return Status::NotSupported("Not supported in compacted db mode.");
}
private:
friend class DB;
inline size_t FindFile(const Slice& key);
Status Init(const Options& options);
ColumnFamilyData* cfd_;
Version* version_;
const Comparator* user_comparator_;
LevelFilesBrief files_;
// No copying allowed
CompactedDBImpl(const CompactedDBImpl&);
void operator=(const CompactedDBImpl&);
};
}
#endif // ROCKSDB_LITE